When a man fingers their partners anus with his thumb while either self stimulating or having vaginal intercourse to the point of ejaculation, when the thumb is removed and the anus is covered in ejaculate. Named for the appearance and method of baking a thumb print cookie.
I gave her a frosted thumb print cookie for the first time tonight.
A soft yet dry cookie with frosting on top of it. Some love it and some hate it. There is no in between to this cookie, I've never seen a cookie fanbase have such a war between this treat.
Guy1: Hey I love these frosted sugar cookies!
Guy2: Ew! Those are so dry and too sweet!
Guy1: Go hang yourself.
when a woman farts after being ejaculated in and the gas travels through her labia, creating a moist queef
“Hey man, how was sex with that girl from the Post Office?”
“It was nice, but after she farted and gave me a frosted chocolate chip cookie.”